@CHARSET "UTF-8";

/*伪类*/
a:link {color:read;}
a:visited{color:green;}
a:hover{color:yellow;}
input:focus{background-color:yellow;}
/*id选择器*/
#comeBy {position:absolute;top:100px;width:500px;height:100px;}
/*类型选择器*/
p{font-weight:bold;font-size:14px;}
/*后代选择器*/
p span{background-color:red;}
/*class选择器*/
.lala{background-color:green;}
/*属性选择器a[rel]*/
a[rel="nofollow"]{font-size:28px;}